2017 Istanbul nightclub attack

The 2017 Istanbul nightclub attack occurred early in the morning of 1 January 2017 when two Islamic State gunmen, dressed in Santa Claus costumes, attacked the Reina nightclub in the Besiktas district of Istanbul, Turkey. The gunmen, equipped with AK-47 assault rifles, killed the police officers at the entrance before entering the club and opening fire on clubgoers, who numbered up to 800 people; New Year's celebrations caused the club to be packed. Over 35 people were killed and over 80 injured, and the police encircled and stormed the club, killing the terrorists.